Average Bench: 54.6% (788th of 1011)

more Based on 5,313 user benchmarks.  Models: C400-MTFDDAK256MAM, C400-MTFDDAC256MAM, MTFDDAK2 MTFDDAK256MAM-1K, Micron C400 RealSSD 2.5" 7mm 256GB, MTFDDAK256MAM-1K, Micron C400 RealSSD 2., MTFDDAK256MAM-1K1, MTFDDAK256MAM-1K12

Average average bench

The Micron C400 RealSSD 256GB averaged 45.3% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. 4K Random Write Speed 60MB/s
Avg. 4K Random Read Speed 18.1MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Micron C400 RealSSD 256GB is 27.8%. This is a relatively narrow range which indicates that the Micron C400 RealSSD 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 22.8MB/s
Avg. Sustained Write Speed 187MB/s
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Average Bench

(Based on 5,313 samples)
Min Avg Max
318 Read 385 433
50 Write 216 263
85.9 Mixed 227 259
49 SusWrite 187 256
56.5% 254 MB/s
Min Avg Max
10.9 4K Read 18.1 23
31.4 4K Write 60 98
9.24 4K Mixed 13.4 16
76.3% 30.5 MB/s
Min Avg Max
43.3 DQ Read 124 180
50 DQ Write 126 220
15.6 DQ Mixed 22.8 24.2
45.3% 91 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
211GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 250 268 244 246 250 252 MB/s
Read 402
Write 260
Mixed 250
SusWrite 252
65% 291 MB/s
4K Read 18
4K Write 42.5
4K Mixed 14.3
68% 24.9 MB/s
DQ Read 114
DQ Write 107
DQ Mixed 23.1
41% 81.4 MB/s
124GB free (System drive)
Firmware: 0509
SusWrite @10s intervals: 242 250 258 248 239 255 MB/s
Read 357
Write 244
Mixed 249
SusWrite 249
62% 275 MB/s
4K Read 18
4K Write 63.7
4K Mixed 15.7
81% 32.5 MB/s
DQ Read 22.5
DQ Write 89.1
DQ Mixed 19.9
26% 43.8 MB/s
69GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 192 182 182 162 159 169 MB/s
Read 379
Write 226
Mixed 226
SusWrite 174
56% 251 MB/s
4K Read 18.3
4K Write 77.3
4K Mixed 13.6
86% 36.4 MB/s
DQ Read 113
DQ Write 106
DQ Mixed 23.6
41% 80.6 MB/s
74GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 174 148 150 154 128 145 MB/s
Read 386
Write 246
Mixed 246
SusWrite 150
57% 257 MB/s
4K Read 18.7
4K Write 59.1
4K Mixed 12.9
76% 30.2 MB/s
DQ Read 112
DQ Write 104
DQ Mixed 22.8
40% 79.4 MB/s
44GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 152 25 131 168 161 90 MB/s
Read 357
Write 218
Mixed 238
SusWrite 121
52% 233 MB/s
4K Read 16.3
4K Write 74.8
4K Mixed 11.3
79% 34.1 MB/s
DQ Read 110
DQ Write 104
DQ Mixed 23.9
41% 79.2 MB/s
202GB free (System drive)
Firmware: 08TH
SusWrite @10s intervals: 184 204 195 200 201 192 MB/s
Read 324
Write 184
Mixed 232
SusWrite 196
52% 234 MB/s
4K Read 8.8
4K Write 38.4
4K Mixed 9.5
46% 18.9 MB/s
DQ Read 113
DQ Write 106
DQ Mixed 23.5
41% 80.7 MB/s
5,313 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,666,779 SSDs tested.

Typical C400 RealSSD 256GB Builds (Compare 6,671 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 17%
Surfboard
Desktop
Desktop 52%
Yacht
Workstation
Workstation 36%
Jet ski

System: HP Z420 Workstation

EDIT WITH CUSTOM PC BUILDER Value: 55% - Above average Total price: $345

Popular C400 RealSSD 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) September 2019 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

1011 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $140Nvidia GTX 1660 $220Samsung 850 Evo 250GB $70
Intel Core i5-9600K $225Nvidia GTX 1660-Ti $278Samsung 850 Evo 500GB $105
AMD Ryzen 5 3600 $195Nvidia RTX 2060S (Super) $429Samsung 850 Pro 256GB $203
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $37G.SKILL Trident Z DDR4 3200 C14 4x16GB $606SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $64Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 16GB $24
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